Advertisements
Advertisements
प्रश्न
The diagram shows the four energy levels of an electron in the Bohr model of the hydrogen atom. Identify the transition in which the emitted photon will have the highest energy.
विकल्प
I
II
III
IV
Advertisements
उत्तर
I
Explanation:
The correct scale is used to create the energy diagram, which displays the various energy levels.
The largest energy difference occurs during the change from state 3 to state 1. The first jump would be the most energetic and provide the strongest photon emission.
APPEARS IN
संबंधित प्रश्न
A 12.5 eV electron beam is used to bombard gaseous hydrogen at room temperature. Upto which energy level the hydrogen atoms would be excited? Calculate the wavelengths of the first member of Lyman and first member of Balmer series.
The ground state energy of a hydrogen atom is −13.6 eV. What are the kinetic and potential energies of the electron in this state?
A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of the photon.
The total energy of an electron in the first excited state of the hydrogen atom is about −3.4 eV.
What is the potential energy of the electron in this state?
The total energy of an electron in the first excited state of the hydrogen atom is about −3.4 eV.
Which of the answers above would change if the choice of the zero of potential energy is changed?
What are means by pair annihilation? Write a balanced equation for the same.
The energy levels of an atom are as shown below. Which of them will result in the transition of a photon of wavelength 275 nm?

Which transition corresponds to emission of radiation of maximum wavelength?
The Ionisation energy of hydrogen atom is 3.6 ev The ionisation energy of helium atom would be
Energy of an electron at infinity from nucleus is ______.
